SentinelOne vs. Synopsys: Which Technology Stock Is a Better Buy for 2027?

Should you bet on a high-growth cybersecurity upstart or the established backbone of global semiconductor design? Here is how SentinelOne (NYSE:S) and Synopsys (NASDAQ:SNPS) match up for investors looking toward 2027.

SentinelOne focuses on autonomous threat prevention while Synopsys provides the software tools used to build the chips that power modern technology. Both companies are critical pieces of the global computing ecosystem. This comparison evaluates their financial health and market positioning to help you decide which fits your investment goals.

The case for SentinelOne

SentinelOne operates the Singularity Platform, which uses artificial intelligence to detect and respond to cyberattacks across cloud workloads, identities, and devices. It markets its services as autonomous security, aiming to replace traditional human-led response with machine-speed protection. The company recently expanded its reach through partnerships with N-able (NYSE:NABL)and Lenovo, strengthening its presence among tech stocks focusing on enterprise security.

In the fiscal year ended Jan. 31, 2026, revenue reached nearly $1.0 billion. This represented an increase of approximately 21.9% compared with the prior fiscal year. While top-line growth remains robust, the company reported a net loss of approximately $450.7 million for the period. This indicates that the business is still prioritizing market share expansion over bottom-line profitability.

As of its January 2026 balance sheet, the debt-to-equity ratio was 0.0x, indicating the company had no debt relative to shareholders' equity. The current ratio is 1.4x, indicating its ability to cover short-term liabilities with short-term assets. Free cash flow for the fiscal year reached roughly $75.9 million. Note that stock-based compensation represented roughly 388.4% of operating cash flow, meaning reported cash generation is heavily inflated by this non-cash add-back.

The case for Synopsys

Synopsys is a leader in electronic design automation software, providing the tools semiconductor manufacturers need to create complex integrated circuits. Its products are essential for companies designing chips for artificial intelligence, automotive systems, and data centers. By serving a wide variety of vertical markets, Synopsys benefits from the broader trend of digitization across the global economy.

In the fiscal year ended Oct. 31, 2025, revenue reached roughly $7.1 billion. This was an increase of approximately 15.1% compared with the prior fiscal year. Unlike many high-growth software firms, the company is highly profitable. It reported net income of nearly $1.3 billion for the year, resulting in a net margin of approximately 18.9%.

According to its October 2025 balance sheet, the debt-to-equity ratio is 0.5x, indicating the ratio of total debt to equity. The current ratio is roughly 1.6x, indicating the company's ability to meet immediate financial obligations. Free cash flow reached nearly $1.3 billion for the year. Note that stock-based compensation accounted for roughly 58.8% of operating cash flow, inflating reported cash generation, since SBC is a non-cash expense added back to cash flow.

Risk profile comparison

SentinelOne faces intense competition from established security vendors and potential consolidation within its market. It relies on a limited number of channel partners for a significant portion of its revenue, which creates concentration risk. Additionally, the company faces risks related to the successful integration of acquisitions and cybersecurity threats. Its dual-class stock structure also concentrates voting power, limiting the influence of retail investors. Major competitors like Microsoft (NASDAQ:MSFT) continue to invest heavily in this space.

Synopsys is exposed to macroeconomic uncertainty affecting the semiconductor and electronics industries, which drive core demand for its products. It carries significant debt following the acquisition of Ansys, which may limit its near-term financial flexibility. The company is currently subject to securities fraud class action lawsuits related to its Design IP segment disclosures. Furthermore, it faces risks posed by complex trade restrictions and intense competition from peers such as Cadence Design Systems (NASDAQ:CDNS).

Valuation comparison

SentinelOne trades at a premium based on future earnings estimates, while Synopsys is priced higher relative to its sales over the past twelve months. The Forward P/E measures market price against expected profits, while the P/S ratio compares market value to sales over the past twelve months.

Valuation metrics include those sourced from Financial Modeling Prep (FMP) and may differ from those of other data providers.

Which stock would I buy for 2027?

When comparing SentinelOne and Synopsys, investors should consider a few key factors. Let's have a look at them and see what that tells us about each stock.

Firstly, we should consider revenue growth. Over the last three years, SentinelOne has averaged 27% revenue growth, while Synopsys has averaged 23%. However, in recent months, Synopsys has surged to a lead in the category, with 42% revenue growth in its most recent quarter. Therefore, this category is a draw.

Another factor to consider is each company's profitability. Here, Synopsys has an edge. It has an operating margin of 12%, whereas SentinelOne's is -26%. This profitability gap gives Synopsys an edge.

Finally, there's valuation. We'll use price-to-sales (P/S). SentinelOne is more affordable, with a P/S ratio of 6.8x, while Synopsys' P/S multiple is 9.2x.

To sum up, both of these tech stocks are worth considering for growth-seeking investors. However, in my opinion, Synopsys wins the head-to-head matchup given its faster revenue growth in recent quarters and its profitability.

Jake Lerch has no position in any of the stocks mentioned. The Motley Fool has positions in and recommends Cadence Design Systems, Microsoft, and Synopsys. The Motley Fool has a disclosure policy.